"Overexcited or irrational, typically as a result of infatuation or excessive enthusiasm; mentally confused.' Damn it! What IS that word!?" he wrote on Twitter. His tweet quoting the Oxford English Dictionary definition of the word "gaga."

"overexcited or irrational, typically as a result of infatuation or excessive enthusiasm; mentally confused." Damn it! What IS that word!?

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Musician/producer Nile Rodgers (L) and singer Lady Gaga perform a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Larry Busacca/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Larry Busacca/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Musician/producer Nile Rodgers (L) and singer Lady Gaga perform a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga (C), accompanied by musician/producer Nile Rodgers (L), performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

LOS ANGELES, CA - FEBRUARY 15: Singer Lady Gaga performs a tribute to the late David Bowie onstage during The 58th GRAMMY Awards at Staples Center on February 15, 2016 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images for NARAS)

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Whatever the tweet may or may not have meant, Gaga received tons of praise for the tribute, which saw her cover 10 of Bowie's biggest hits -- "Spade Oddity," "Changes," "Ziggy Stardust," "Suffragette City," "Rebel Rebel," "Fashion," "Fame," the bass lick of "Under Pressure," "Let's Dance," and "Heroes."